Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9376887 | Stuffing box for a fluid production well, and associated surface assembly | Pierre-Arnaud Foucher, Francois Girardi | 2016-06-28 |
| 6068694 | Silica based aggregates, elastomers reinforced therewith and tire with tread thereof | Uwe Ernst Frank, Wolfgang Lauer, Thierry Florent Edme Materne, Friedrich Visel, Rene Jean Zimmer | 2000-05-30 |
| 5723529 | Silica based aggregates, elastomers reinforced therewith and tire tread thereof | Uwe Ernst Frank, Wolfgang Lauer, Thierry Florent Edme Materne, Friedrich Visel, Rene Jean Zimmer | 1998-03-03 |